.company-list{
    padding-left: 40px;
}
.li-bg{
    float: left;
    margin-left: 10px;
    margin-top: 7px;
    position: relative;
}
.bg-style{
    width: 196px;
    height: 196px;
}
.mask {
    position: absolute;
    top: 0;
    left: 0;
    width: 196px;
    height: 196px;
    background: rgba(101, 101, 101, 0.6);
    color: #ffffff;
    opacity: 0;
}
.li-bg:hover .mask {
    opacity: 1;           
}
.mask h3{
    text-align: center;
}
.user-expect-work{
    text-align: center;
    color: antiquewhite;
}
/* .collection-container{
    height: 1000px;

} */